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Code Issues Releases Activity

Use PIM6STAT_INC() and MRT6STAT_INC() macros for IPv6 multicast

Browse Source 
statistics accounting.

MFC after:	2 weeks
This commit is contained in:
Andrey V. Elsukov 2013-06-19 21:50:17 +00:00
parent f1d7ebfe05
commit faf146b9e5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=252009
1 changed files with 26 additions and 24 deletions
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50
sys/netinet6/ip6_mroute.c
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@ -162,6 +162,7 @@ SYSCTL_STRUCT(_net_inet6_ip6, OID_AUTO, mrt6stat, CTLFLAG_RW,
&mrt6stat, mrt6stat,
"Multicast Routing Statistics (struct mrt6stat, netinet6/ip6_mroute.h)");
#define MRT6STAT_INC(name) mrt6stat.name += 1
#define NO_RTE_FOUND 0x1
#define RTE_FOUND 0x2
@ -251,8 +252,9 @@ static mifi_t reg_mif_num = (mifi_t)-1;
static struct pim6stat pim6stat;
SYSCTL_STRUCT(_net_inet6_pim, PIM6CTL_STATS, stats, CTLFLAG_RW,
&pim6stat, pim6stat,
"PIM Statistics (struct pim6stat, netinet6/pim_var.h)");
"PIM Statistics (struct pim6stat, netinet6/pim6_var.h)");
#define PIM6STAT_INC(name) pim6stat.name += 1
static VNET_DEFINE(int, pim6);
#define V_pim6 VNET(pim6)
@ -270,7 +272,7 @@ static VNET_DEFINE(int, pim6);
#define MF6CFIND(o, g, rt) do { \
struct mf6c *_rt = mf6ctable[MF6CHASH(o,g)]; \
rt = NULL; \
mrt6stat.mrt6s_mfc_lookups++; \
MRT6STAT_INC(mrt6s_mfc_lookups); \
while (_rt) { \
if (IN6_ARE_ADDR_EQUAL(&_rt->mf6c_origin.sin6_addr, &(o)) && \
IN6_ARE_ADDR_EQUAL(&_rt->mf6c_mcastgrp.sin6_addr, &(g)) && \
@ -281,7 +283,7 @@ static VNET_DEFINE(int, pim6);
_rt = _rt->mf6c_next; \
} \
if (rt == NULL) { \
mrt6stat.mrt6s_mfc_misses++; \
MRT6STAT_INC(mrt6s_mfc_misses); \
} \
} while (/*CONSTCOND*/ 0)
@ -1142,7 +1144,7 @@ X_ip6_mforward(struct ip6_hdr *ip6, struct ifnet *ifp, struct mbuf *m)
GET_TIME(tp);
#endif /* UPCALL_TIMING */
mrt6stat.mrt6s_no_route++;
MRT6STAT_INC(mrt6s_no_route);
#ifdef MRT6DEBUG
if (V_mrt6debug & (DEBUG_FORWARD | DEBUG_MFC))
log(LOG_DEBUG, "ip6_mforward: no rte s %s g %s\n",
@ -1269,7 +1271,7 @@ X_ip6_mforward(struct ip6_hdr *ip6, struct ifnet *ifp, struct mbuf *m)
if (socket_send(V_ip6_mrouter, mm, &sin6) < 0) {
log(LOG_WARNING, "ip6_mforward: ip6_mrouter "
"socket queue full\n");
mrt6stat.mrt6s_upq_sockfull++;
MRT6STAT_INC(mrt6s_upq_sockfull);
free(rte, M_MRTABLE6);
m_freem(mb0);
free(rt, M_MRTABLE6);
@ -1277,7 +1279,7 @@ X_ip6_mforward(struct ip6_hdr *ip6, struct ifnet *ifp, struct mbuf *m)
return (ENOBUFS);
}
mrt6stat.mrt6s_upcalls++;
MRT6STAT_INC(mrt6s_upcalls);
/* insert new entry at head of hash chain */
bzero(rt, sizeof(*rt));
@ -1303,7 +1305,7 @@ X_ip6_mforward(struct ip6_hdr *ip6, struct ifnet *ifp, struct mbuf *m)
for (p = &rt->mf6c_stall; *p != NULL; p = &(*p)->next)
if (++npkts > MAX_UPQ6) {
mrt6stat.mrt6s_upq_ovflw++;
MRT6STAT_INC(mrt6s_upq_ovflw);
free(rte, M_MRTABLE6);
m_freem(mb0);
MFC6_UNLOCK();
@ -1372,7 +1374,7 @@ expire_upcalls(void *unused)
free(rte, M_MRTABLE6);
rte = n;
} while (rte != NULL);
mrt6stat.mrt6s_cache_cleanups++;
MRT6STAT_INC(mrt6s_cache_cleanups);
n6expire[i]--;
*nptr = mfc->mf6c_next;
@ -1428,7 +1430,7 @@ ip6_mdq(struct mbuf *m, struct ifnet *ifp, struct mf6c *rt)
ifp->if_index, mifi,
mif6table[mifi].m6_ifp->if_index);
#endif
mrt6stat.mrt6s_wrong_if++;
MRT6STAT_INC(mrt6s_wrong_if);
rt->mf6c_wrong_if++;
/*
* If we are doing PIM processing, and we are forwarding
@ -1501,14 +1503,14 @@ ip6_mdq(struct mbuf *m, struct ifnet *ifp, struct mf6c *rt)
break;
}
mrt6stat.mrt6s_upcalls++;
MRT6STAT_INC(mrt6s_upcalls);
if (socket_send(V_ip6_mrouter, mm, &sin6) < 0) {
#ifdef MRT6DEBUG
if (V_mrt6debug)
log(LOG_WARNING, "mdq, ip6_mrouter socket queue full\n");
#endif
++mrt6stat.mrt6s_upq_sockfull;
MRT6STAT_INC(mrt6s_upq_sockfull);
return (ENOBUFS);
} /* if socket Q full */
} /* if PIM */
@ -1696,7 +1698,7 @@ register_send(struct ip6_hdr *ip6, struct mif6 *mif, struct mbuf *m)
ip6_sprintf(ip6bufd, &ip6->ip6_dst));
}
#endif
++pim6stat.pim6s_snd_registers;
PIM6STAT_INC(pim6s_snd_registers);
/* Make a copy of the packet to send to the user level process. */
mm = m_gethdr(M_NOWAIT, MT_DATA);
@ -1730,7 +1732,7 @@ register_send(struct ip6_hdr *ip6, struct mif6 *mif, struct mbuf *m)
im6->im6_mif = mif - mif6table;
/* iif info is not given for reg. encap.n */
mrt6stat.mrt6s_upcalls++;
MRT6STAT_INC(mrt6s_upcalls);
if (socket_send(V_ip6_mrouter, mm, &sin6) < 0) {
#ifdef MRT6DEBUG
@ -1738,7 +1740,7 @@ register_send(struct ip6_hdr *ip6, struct mif6 *mif, struct mbuf *m)
log(LOG_WARNING,
"register_send: ip6_mrouter socket queue full\n");
#endif
++mrt6stat.mrt6s_upq_sockfull;
MRT6STAT_INC(mrt6s_upq_sockfull);
return (ENOBUFS);
}
return (0);
@ -1779,7 +1781,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
int minlen;
int off = *offp;
++pim6stat.pim6s_rcv_total;
PIM6STAT_INC(pim6s_rcv_total);
ip6 = mtod(m, struct ip6_hdr *);
pimlen = m->m_pkthdr.len - *offp;
@ -1788,7 +1790,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
* Validate lengths
*/
if (pimlen < PIM_MINLEN) {
++pim6stat.pim6s_rcv_tooshort;
PIM6STAT_INC(pim6s_rcv_tooshort);
#ifdef MRT6DEBUG
if (V_mrt6debug & DEBUG_PIM)
log(LOG_DEBUG,"pim6_input: PIM packet too short\n");
@ -1821,7 +1823,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
#else
IP6_EXTHDR_GET(pim, struct pim *, m, off, minlen);
if (pim == NULL) {
pim6stat.pim6s_rcv_tooshort++;
PIM6STAT_INC(pim6s_rcv_tooshort);
return (IPPROTO_DONE);
}
#endif
@ -1841,7 +1843,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
cksumlen = pimlen;
if (in6_cksum(m, IPPROTO_PIM, off, cksumlen)) {
++pim6stat.pim6s_rcv_badsum;
PIM6STAT_INC(pim6s_rcv_badsum);
#ifdef MRT6DEBUG
if (V_mrt6debug & DEBUG_PIM)
log(LOG_DEBUG,
@ -1855,7 +1857,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
/* PIM version check */
if (pim->pim_ver != PIM_VERSION) {
++pim6stat.pim6s_rcv_badversion;
PIM6STAT_INC(pim6s_rcv_badversion);
#ifdef MRT6DEBUG
log(LOG_ERR,
"pim6_input: incorrect version %d, expecting %d\n",
@ -1881,7 +1883,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
char ip6bufs[INET6_ADDRSTRLEN], ip6bufd[INET6_ADDRSTRLEN];
#endif
++pim6stat.pim6s_rcv_registers;
PIM6STAT_INC(pim6s_rcv_registers);
if ((reg_mif_num >= nummifs) || (reg_mif_num == (mifi_t) -1)) {
#ifdef MRT6DEBUG
@ -1903,8 +1905,8 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
* Validate length
*/
if (pimlen < PIM6_REG_MINLEN) {
++pim6stat.pim6s_rcv_tooshort;
++pim6stat.pim6s_rcv_badregisters;
PIM6STAT_INC(pim6s_rcv_tooshort);
PIM6STAT_INC(pim6s_rcv_badregisters);
#ifdef MRT6DEBUG
log(LOG_ERR,
"pim6_input: register packet size too "
@ -1928,7 +1930,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
/* verify the version number of the inner packet */
if ((eip6->ip6_vfc & IPV6_VERSION_MASK) != IPV6_VERSION) {
++pim6stat.pim6s_rcv_badregisters;
PIM6STAT_INC(pim6s_rcv_badregisters);
#ifdef MRT6DEBUG
log(LOG_DEBUG, "pim6_input: invalid IP version (%d) "
"of the inner packet\n",
@ -1940,7 +1942,7 @@ pim6_input(struct mbuf **mp, int *offp, int proto)
/* verify the inner packet is destined to a mcast group */
if (!IN6_IS_ADDR_MULTICAST(&eip6->ip6_dst)) {
++pim6stat.pim6s_rcv_badregisters;
PIM6STAT_INC(pim6s_rcv_badregisters);
#ifdef MRT6DEBUG
if (V_mrt6debug & DEBUG_PIM)
log(LOG_DEBUG,